Twin Peaks Ultra Marathon 100% Singletrack and Fireroad in the beautiful Santa Ana Mountains and Cleveland National Forest.
This race will take you up the two highest peaks in the Santa Ana Mountain Range (Santiago and Modjeska).

Bakersfield Marathon and Half MarathonRUN WHERE LEGENDS ARE MADE!
The 2nd Annual Bakersfield Marathon is a USATF-certified full marathon, half marathon, 2-person half marathon relay, and 5K taking place on November 12th, 2017.
This annual, world-class event features the starting line and finish line celebration on the California State University, Bakersfield campus. Participants will run through dozens of iconic neighborhoods including the Stockdale Financial District, Oleander, Downtown Bakersfield, Westchester, Kern County Museum, Bakersfield College and finally along the Panorama Bluffs before returning to the finish line on the scenic Kern River Parkway.
In addition to giving local runners an opportunity to run a Boston-qualifying marathon in their own backyard, we are excited to welcome runners from across the U.S. and around the world.

12th Annual US Bank OC Marathon“All runners love to run in places of natural beauty. . . the OC Marathon is a race course with all the stunning qualities of the best Mother Nature has to offer: . .bike trails alongside streams, a view of the rolling hills far off, and the Pacific Ocean greeting us at the finish line" - Bill Rodgers

MarathonHalf Marathon5 K

CaliforniaCosta Mesa

Next DateUnknown

135 to the House Run this 135-mile event as an individual runner or part of a 4- to 8-person relay team. Event benefits Ronald McDonald House Charities of the Central Valley and RMHC of Bakersfield. In addition to the ...(continued)

American River Endurance RunIt all started with a conversation between Sally Edwards and Mo Livermore back in 1979. At that time, The American River Ride, horse race started in Sacramento and finished in Auburn. When Mo described the trails used by the riders and horses of this event, Sally realized the course could be a challenging and beautiful 50-mile endurance run. And thus, a race was born. In 1980, nearly 200 runners toed the line at the Auburn Fair Grounds for the start of the inaugural AR50.

Angel Island New Years DayAngel Island is a hilly, grass- and forest-covered island that provides spectacular views of Marin County, San Francisco, and the Golden Gate. Trails and roads circle the entire island and climb Mount Livermore.

50 K25 K

CaliforniaTiburon

Next DateUnknown

Angeles Crest 100 MileThe San Gabriel back country retains much of the natural beauty, if not the primitive wilderness of yesteryear. Thanks largely to the foresight and capable supervision of the U.S. Forest Service and hundreds of volunteers.

Avalon Benefit The Run will start at 5:00 a.m., Saturday January 14th at the foot of the green pier on Crescent Avenue. There is a 12-hour cut-off time for the race, so stragglers will be on their own after 5:00 p.m.

50 Mile

CaliforniaCatalina

Next DateUnknown

Avenue of the Giants MarathonThe Avenue of the Giants Marathon Course is arguably one of the most scenic inthe United States. Nestled among the Giant Redwoods and bordering the Eel River and Bull Creek, the course offers runner both a challenge and a feast for the eyes.

Bakersfield Track Club Half MarathonFlat and fast half marathon and 5K courses winding along the Kern River in Bakersfield. The out and back course is entirely on the Kern River bike path heading West through town from Yokuts Park.

Big Sur International MarathonPoint to point, moderately difficult, with live entertainment on the course. Featuring rolling hills, Big Sur is the largest rural marathon in the world, winding through redwoods, paralleling ranches, and offering stunning views of the Pacific Ocean

Bizz Johnson 50 KmThe Bizz Johnson Trail begins at Mason Station and travels through scenic Lassen National Forest. The first few miles of the course climb 280 feet through the forest to Westwood Junction, then it’s do ...(continued)

50 KHalf Marathon10 K

CaliforniaSusanville

Next DateUnknown

Bizz Johnson Trail Marathon The Bizz Johnson Trail begins at Mason Station and travels through scenic Lassen National Forest. The first few miles of the course climb 280 feet through the forest to Westwood Junction, then it’s do ...(continued)

50 KMarathonHalf Marathon10 K

CaliforniaSusanville

Next DateUnknown

Brazen New Year RunsHIT 2010 RUNNING!
You've got the 1st to recover from any New Year's Eve shenanigans, watch the parade, the football or just put away the Christmas tree. Then it's time to start your year of running ...(continued)

Marathon10 K5 K

CaliforniaCastro Valley

Next DateUnknown

Buffalo Run Half MarathonHalf Marathon: Very challenging, hilly course on the East End of Catalina Island. Approximate 8 mile climb in dirt fire roads until the descent back into Avalon. The first two miles and the last two miles are on pavement (approximately).

Buzz Marathon in San MiguelThe Buzz Marathon is run through the hills and meadows of historic Camp Roberts Army National Guard Reservation in north San Luis Obispo County along the fertile Salinas River Valley. 3rd year Featur ...(continued)

Calico Trail Run 50KThis is the Trail Run you’ve been waiting for! It’s not just a Trail Run....It’s an adventure. Historic Calico Ghost Town and Mining District is one of the most beautiful and awe-striking Trail Runs you will ever experience. Ruggedness combined with the beauty and history of the Calico Mountains is the theme of this adventure.

50 K30 K

CaliforniaCalico Ghost Town

Next DateUnknown

California International Marathon The California International Marathon (CIM) is a 26-mile, 385-yard point-to-point road race. It starts at the Folsom Dam, passes through outlying Sacramento-area communities and finishes at the historic California State Capitol building in Sacramento.

Marathon

CaliforniaSacramento

Next DateUnknown

California Wine Country Marathon Prepare yourself for an epic adventure through California’s award winning wine region. Start your journey in historical downtown Healdsburg Ca. located only one hour north of San Francisco. The first ...(continued)

MarathonHalf Marathon

CaliforniaHealdsburg

Next DateUnknown

Camarillo Marathon, Half Marathon and 5KCamarillo Marathon an official Boston Qualifier race! certification # CA10041RS. Flat and fast course will run along the famous strawberry fields, along the beautiful Conejo Mountains , wind down towa ...(continued)

MarathonHalf Marathon5 K

CaliforniaCamarillo

Next DateUnknown

Carlsbad MarathonOn January 16, 2005, run an event that is a runner's dream. The Carlsbad Marathon & Half Marathon (formerly the San Diego Marathon) is by far your best choice for a winter marathon or half. This course is the fastest in the San Diego area and one of the fastest in the U.S.

MarathonHalf Marathon

CaliforniaCarlsbad

Next DateUnknown

Carmel Valley Trail Run 50KThese popular trails travel through a wide variety of landscapes including: willows, cottonwood and sycamores on the floodplain, redwood and maple canyons, oak woodlands, dense chaparral, and spectacular vistas of the Los Padres Forest and the Pacific Ocean.

50 K

CaliforniaCarmel Valley

Next DateUnknown

Catalina MarathonEnjoy some of the most breathtaking scenery while running 26.2 miles over the Island of Catalina. The race traverses mostly dirt trails and roads through areas of the interior of the Island where very few have gone. The race starts in Two Harbors and runs to Avalon. It is a hilly, challenging Marathon, but worth every mile! Who knows, you may even run with some buffalos!

Channel Islands MarathonThe Channel Islands Marathon will be held at the same location the 2008 Channel Islands Harbor Half Marathon. We will have a Half Marathon distance race on the same 2008 course with some minor changes. We are currently working on the final course details, course certification from USATF, and Boston qualifier status.

China Camp Trail RunOnce a thriving village of Chinese settlement subsisting off shrimp fishing, China Camp is now a state park popular with boaters, hikers, and mountain bikers. An extensive trail network with views of ...(continued)

Half Marathon10 K5 K

CaliforniaSan Rafael

Next DateUnknown

Chino Hills 30K/50KThe Chino Hills Trail Run Series is a perfect way to take the first step into the exciting world of trail running. Join us and explore one of Orange County's premier natural open-space parks while you ...(continued)

50 K30 K

CaliforniaBrea

Next DateUnknown

Cloverdale Harvest MarathonYour run will be like a breath of fresh air, as you glide along the Russian River, Alexander Valley vineyards resplendent in their fall colors, and unspoiled hillsides. Walkers are welcome; generous t ...(continued)

MarathonHalf Marathon5 K

CaliforniaCloverdale

Next DateUnknown

Coastal 50 KMPoint-to-point trail run from the cozy getaway of Stinson Beach to the popular Rodeo Beach.

50 K

CaliforniaStinson Beach

Next DateUnknown

Coyote Ridge Trail RunThese hilly, scenic loop courses travel from the ocean at Muir Beach. All events head south along the Coastal Trail with spectacular views of Pirates Cove. Distances are accurately measured using a Ro ...(continued)

50 KMarathon20 Miles10 Miles7 Miles

CaliforniaMuir Beach

Next DateUnknown

Cuyamaca 100K Endurance RunThree separate and distinct loops within the confines of the Cuyamaca State Park system. The race is located about 40 miles east of San Diego.

Death Valley Borax MarathonThis is one event where participants cross the finish line smiling ear to ear and asking, "When can I sign up for next year?" The entire course is below sea level and surrounded by desert wilderness! Consider this the most unique way to qualify for the Boston Marathon. The course is USATF certified.

MarathonHalf Marathon10 K

CaliforniaDeath Valley

Next DateUnknown

Death Valley Trail Marathon9 a.m. Point-to-point course run on dirt jeep roads through Titus Canyon. 2,300 feet of elevation gain in the first 12 miles

Diablo MarathonMount Diablo is the highest mountain in the Bay Area and provides spectacular views of the surrounding valleys and East Bay. The course makes a thorough tour of Mount Diablo including Eagle Peak, Castle Rock, Rock City, Balancing Rock, North Peak, and Mt. Olympia.

50 MilesMarathon

CaliforniaClayton

Next DateUnknown

Diablo Trail Run Mount Diablo provides spectacular views of the San Francisco Bay Area and surrounding valleys. The 4 mile course is relatively flat and fast within Mitchell Canyon. The longer events are mountainous a ...(continued)

Disneyland Half MarathonCome early for the two-day Disneyland® Half Marathon Weekend Expo, participate in either the Half Marathon or the Disneyland® Family Fun Run 5K and Kids' Races, and stay for the Post Race Celebration all as part of this unforgettable, fun-filled weekend.

Half Marathon

CaliforniaAnaheim

Next DateUnknown

Double Dipsea
This race was Walt Stack's personal favorite. It is a handicap race because Walt strongly supported women and older people to continue to participate in the sport of running. It is a very specia ...(continued)

Falcon Crest Trail RunFolsom Lake is a popular destination for campers and boaters, yet also offers lakeside trails that meander around much of the 75 miles of lakeshore. Our Falcon Crest Trail Run utilizes the beautiful t ...(continued)

50 KMarathonHalf Marathon10 K

CaliforniaFolsom

Next DateUnknown

Fallsburg Marathon and Half MarathonThe course will be VERY challenging but it will also be one of the most beautiful and rewarding marathons that you will ever experience in the Mid West! Good Luck and we will see you on Race Day. The ...(continued)

MarathonHalf Marathon5 K

CaliforniaLowell

Next DateUnknown

Folsom Lake Trail RunFolsom Lake is a popular destination for campers and boaters, yet also offers lakeside trails that meander around much of the 75 miles of lake shore. Our Folsom Lake Trail Run utilizes the beautiful t ...(continued)

Fontana Days Run Half MarathonThe Fontana Days Run Half Marathon began back in 1955 with a reported 200 participants. Race founders were unaware that the annual Half Marathon would grow to include over 2,000 participants. The Font ...(continued)

Gold Country MarathonThese races provide and encourage complete family participation in an athletic/recreational atmosphere. There is also a longer competitive endurance opportunity (Marathon) for those who desire a gruel ...(continued)

MarathonHalf Marathon

CaliforniaNevada City

Next DateUnknown

Golden Gate Headlands Trail MarathonJOIN US IN THE MARIN HEADLANDS!
As you view San Francisco tucked behind the rolling green hills of the Marin Headlands, you'll liken the image to Dorothy encountering the Emerald City. One thing's certain: the views this course offers are unlike any other!

MarathonHalf Marathon7 Miles

CaliforniaSausalito

Next DateUnknown

Golden Hills MarathonThe point-to-point marathon course starts at the Lone Oak picnic area in Berkeley’s Tilden Park and finishes 26.2 miles to the south at the Cove Picnic area at Lake Chabot. The course is mostly along ...(continued)

Marathon

CaliforniaBerkeley

Next DateUnknown

Habitat for Humanitys 15th Annual Diamond Valley Lake MarathonMarathon, Half Marathon, 5K Run/Walk , Senior Walk / Run and 1K Kid Run on mostly dirt roads around the Diamond Valley Lake reservoir. All ages are welcome to run or walk. Enjoy competing and enjoy the scenery and help build hope and help Build a Roof over every child.

MarathonHalf Marathon5 K

CaliforniaHemet

Next DateUnknown

Half Moon Bay International Marathonhe Half Moon Bay International Marathon features "26.2 Miles of Running Heaven" along the gorgeous Pacific Coastline in the charming area of Half Moon Bay, California. Described by past participants a ...(continued)

Hercules Marathon Rocket Racing Productions mission is to share the love of running and racing with others and to provide an economical, low cost, high quality racing experience.
We specialize in high quality, small r ...(continued)

Half Marathon15 K10 K5 K

CaliforniaSanta Monica

Next DateUnknown

High Desert 50K Ultra and 30KThe High Desert 50k will again host USATF Southern California Association 50 km Trail Championship, as well as the Southern California RRCA State Championship. We are again the last stop for the Southern California UltraRunners Grand Prix Series

50 K30 K

CaliforniaRidgecrest

Next DateUnknown

Holcomb Valley Trail RunThis is a loop course on the Pacific Crest Trail and U.S. Forest roads in the San Bernardino forest.

Horseshoe Lake Trail RunThe course is within the Skyline Ridge, Long Ridge, and Russian Ridge Open Space Preserves. The majority of the course is along the Bay Area Ridge Trail with spectacular views of the Pacific Ocean and ...(continued)

Inaugural Bakersfield Marathon and Half MarathonThe Bakersfield Marathon is a USATF-certified full marathon, half marathon, 2-person half-marathon relay and a 5K fun run taking place on November 13th, 2016. This annual, world-class event features t ...(continued)

Jungle RunThe Jungle Run Half Marathon consists of a 13.1-mile run/walk that starts and finishes in Los Gatos at the Los Gatos High School Track. The course extends North through the streets of Los Gatos and onto the scenic Los Gatos Creek Trail at the Los Gatos Creek County Park in Campbell. Athletes will enjoy creek-side views on their way back into Los Gatos and into breathtaking Vasona Park.

Half Marathon10 K

CaliforniaLos Gatos

Next DateUnknown

K2 SummitRun on the historic Western States trail, crossing no-hands bridge twice and tackle one of the toughest climbs in the area, and training grounds for top runners, the dreaded K2 climb. 50k (34 miles) r ...(continued)

50 K35 KHalf Marathon8 Miles

CaliforniaAuburn

Next DateUnknown

K2 Summit Trail Starting at the beautiful American River Canyon Overlook Park, run on the historic Western States trail, crossing no-hands bridge twice and tackle one of the toughest climbs in the area, and training ...(continued)

50 K

CaliforniaCool

Next DateUnknown

Knickerbocker Canyon Trail RunHalf marathoners will run on the historic Western States trail, out to no-hands bridge and will then tackle one of the toughest climbs in the area, and training grounds for top runners, the dreaded K2 ...(continued)

LA Cancer ChallengeParticipate in one of LA's best Halloween events. Kick-off your Halloween at our Expo, which features a Pumpkin Pancake Breakfast, an Adult Costume Contest and Kids Costume Parade, our Kids Zone and so much more. The LA Cancer Challenge is a magical event steeped in a rich tradition of family, friends and a relentless effort to raise money to find a cure for Pancreatic Cancer. www.lacancerchallenge.com

10 K5 K

CaliforniaLos Angeles

Next DateUnknown

La Jolla Half MarathonThe La Jolla Half Marathon is one of America's most picturesque and challenging runs. Starting adjacent to the Del Mar Fairgrounds main entrance, the course follows a scenic route along the coast before reaching the challenging climb to the summit of Torrey Pines State Park. After leaving the park, the course continues the beautiful residential district of La Jolla Shores, and finishes on the grass in the park at La Jolla Cove.

Lake Chabot Trail RunThe course starts at the Marina and travels around the popular Lake Chabot Reservoir and surrounding hills. Lake Chabot Reservoir was built in 1874-75 as a primary source of water for the East Bay.

50 K

CaliforniaCastro Valley

Next DateUnknown

Lake Hodges 50K Trail RaceThe Lake Hodges 50k Trail Race is 31 March 2007 and has something to offer ultra-runners of all abilities. The course has sufficient challenge and interest for experienced and competitive runners yet ...(continued)

Lake Tahoe MarathonThe Lake Tahoe Marathon Week is 5 days of running and triathlon events designed for a vacation in the mountains

MarathonHalf Marathon

CaliforniaSouth Lake Tahoe

Next DateUnknown

Lake Tahoe Midnight ExpressThree different marathons in 3 days in two states circumnavigating Lake Tahoe. Starts on Friday at Emerald Bay and finishes at Spooner Summit in NV. Saturday start at Spooner and finish in Tahoe City, ...(continued)

Leona Divide 50 MilerThe Leona Divide Fifty Miler began in 1992 and is now one of the premiere Ultra Marathons in California. The course will remain the same as the last few
years with about 38 miles of Pacific Crest Trail and 12 miles of dirt roads in the Angeles National Forest.

Los Angeles MarathonOn Your Mark! Get Set! Go! on a 26.2-mile adventure that includes more entertainment per mile than any other race in the world. From the sounds of Randy Newman singing I Love L.A. at the Start Line to live music on the stage at The Finish Line Festival.

Marin Ultra ChallengeStarting just steps away from historic Fort Cronkhite and the dark sands of Rodeo Beach, just a small part of Golden Gate National Recreation, runners may fill their lungs with fresh salt air before e ...(continued)

50 Mile50 K

CaliforniaSausalito

Next DateUnknown

Medoc Trail Marathon The Rocky Mount Endurance Club is very excited to have been voted the #1 trail event in the East by Endurance Magazine. Come find out why runners love Medoc so much. We were pleased to once again have ...(continued)

Marathon10 Miles

CaliforniaHollister

Next DateUnknown

Mike Popolizio Quicksilver Endurance RunThe 50K and 50 miler races are run on scenic, hilly trails and fire roads in Almaden Quicksilver County Park. The 50K has 5,440 feet of vertical gain, and the 50 miler has 8,530 feet. Although the course is very challenging, the friendly aid stations and beautiful scenery (and no time cut-offs in the 50K!) make Quicksilver an excellent choice for the first trail ultramarathon.

50 Mile50 K

CaliforniaSan Jose

Next DateUnknown

Miwok Trail 100K57 miles of fire roads and single-track with 5 miles of paved roads.Plan on 9,500 ft of vertical gain with a cutoff time of 16.5 hours. 12 Aid stations along the way.

100 K

CaliforniaSausalito

Next DateUnknown

Modesto MarathonExtremely flat (only one overpass) and fast out and back course. Boston qualifier. Starts downtown, covers city streets to the country and back.

MarathonHalf Marathon

CaliforniaModesto

Next DateUnknown

Montana de Oro Trail RunMontaña de Oro, "Mountain of Gold", features seven miles of shoreline, rugged cliffs, sandy beaches, coastal plains, streams, canyons, and hills, including 1,347-foot Valencia Peak. The views are spectacular, the breezes always fresh, and you are never far from the sound and sight of the sea.

50 K

CaliforniaLos Osos

Next DateUnknown

Morgan Hill MarathonCome experience the Morgan Hill Marathon, Festival and Expo on. The beautiful course begins at the Morgan Hill Centennial Center. It will wind through the local, scenic hills. After a few miles you wi ...(continued)

MarathonHalf Marathon5 K

CaliforniaMorgan Hill

Next DateUnknown

Mount Disappointment 50K The Mt.Disappointment 50k course has approximately 5700 feet of elevation gain and loss, all within the Angeles National Forest. The start will be at 6:00am from the parking lot in Skyline Park at the summit of Mt. Wilson.

50 K

CaliforniaSierra Madre

Next DateUnknown

Mountains 2 Beach Marathon and HalfFast downhill marathon starting in Ojai Ca and finishing on the beaches in Ventura. Certified Boston Qualifier hosted by race director of the former Ojai 2 Ocean Marathon.

Mt. Tamalpais 10k Trail RunSierra-Cascade Adventure Racing Sports presents the Mount Tamalpais 10k Trail Run at Mount Tamalpais State Park. The course features beautiful rolling trails with unmatched, spectacular views of the Pacific Coast and Bay Area. the 10k is a scenic and challenging course. Trail terrain may include sand, roots, rocks and mud. Be sure to register early as we are only allowed a limited number of runners!

10 K

CaliforniaMill Valley

Next DateUnknown

Muir Woods MarathonThe Marathon has 4,400 feet of climbing and descending. You'll follow the 25K course (see description above) and break away part way along the Matt Davis Trail for a 10-mile out-and-back section on Coastal Trail, which runs along the exposed ridge high atop Mt. Tam. You'll rejoin Matt Davis and descend to the finish at Stinson Beach.

Napa Valley MarathonThe Napa Valley Marathon boasts one of the most beautiful courses in the world. The course runs the length of the Napa Valley. It begins in Calistoga, famous for its geysers, and winds south along the historic Silverado Trail to finish at Vintage High School in Napa. Except for the last half-mile, the entire course is rural.

Marathon

CaliforniaCalistoga

Next DateUnknown

Napa Valley Trail MarathonMarathon, Half Marthon & 10K
You'll traverse the dirt hiking trails through scenic Bothe-Napa Valley State Park, located at the north end of Napa Valley. Along the route, you'll be surrounded by majestic redwood, oak, madrone and bay forests.

MarathonHalf Marathon10 K

CaliforniaCalistoga

Next DateUnknown

Napa Valley Wine Country Trail MarathonVisit wine country during the crush season and experience this beautiful run while you're there! Challenge yourself on this hilly trail run and discover Bothe-Napa Valley State Park, a local treasure that is untapped by tourists and just minutes from the area's great restaurants and wineries!

Marathon

CaliforniaCalistoga

Next DateUnknown

Nav-X Challenge Dinkey Creek 4hr, 8hrEnjoy the High Sierra about an hour’s drive from Fresno! Granite. Forest. Streams. Mountains. With your team and a specially produced topo map, find your way to mountaintops, saddles, lakes. Up to 40 ...(continued)

50 K25 K

CaliforniaShaver Lake

Next DateUnknown

Nav-X Challenge Lake TahoeEnjoy the High Sierra by Lake Tahoe! Granite. Forest. Streams. Mountains. With your team and a specially produced topo map, find your way to mountaintops, saddles, lakes. Up to 40 flagged checkpoints ...(continued)

50 K30 K25 K20 K15 K10 K

CaliforniaSierraville

Next DateUnknown

New Catalina Eco MarathonWe welcome you, the athlete, to one of the most beautiful marathons that you will ever run in the United States. The Catalina Eco Marathon will start and finish in the town of Avalon, no morning boats ...(continued)

Marathon10 K

CaliforniaAvalon

Next DateUnknown

New Years One DayEach lap is 1.061 miles around the lagoon at Crissy Field with spectacular views of the Golden Gate Bridge, Angel Island, Alcatraz and the San Francisco Bay. Welcome the new year at Crissy Field, run ...(continued)

24 Hours12 Hours6 Hours

CaliforniaSan Francisco

Next DateUnknown

Nike Womens MarathonI RUN TO BE....I RUN TO BE FIERCE. I RUN TO BE POWERFUL. I RUN TO BE SEXY. I RUN TO BE STRONG.
I RUN TO BE A NIKE WOMEN'S MARATHON FINISHER

MarathonHalf Marathon

CaliforniaSan Francisco

Next DateUnknown

No Name 503015K, 30K and 50K trail races. Cheeseboro National Park. Agoura, California. Sunday, October 26

50 K30 K15 K

CaliforniaAgoura

Next DateUnknown

Noble Canyon 50kThe Noble Canyon 50k is run each year in the beautiful mountains in east San Diego county, CA. Some have described it as a lollipop shaped course. Mostly single-track trail, the race starts at Al Bahr ...(continued)

50 K

CaliforniaMount Laguna

Next DateUnknown

NorCal MarathonThe fast course begins and ends at the Arena Green, adjacent to the HP Pavilion Arena. Starting on Santa Clara Street right in front of the HP Pavilion you will be treated with fantastic support. Head ...(continued)

Old Goats 50 Mile Trail RaceThe Old Goat's 50 Mile Trail Race is a modified figure eight course that starts and finishes at Blue Jay Campground, located in the Trabuco region of the Cleveland National Forest.

OTHTC High Desert Ultra 50KThe 2012 Over The Hill Track Club High Desert 50K Ultramarathon and 30K will be held on Sunday, December 2nd. December is a great time for running on our desert roads and trails. Mountain views are p ...(continued)

50 K30 K

CaliforniaRidgecrest

Next DateUnknown

Pacifica Foothills Trail RunClimb to the 1,900 ft North Peak, take a quick mental snapshot of the ocean views, and then descend like a scared bunny back down and along the Montara Mountain Trail, while Red Tail Hawks spectate fr ...(continued)

Palos Verdes MarathonThe Palos Verdes Marathon and Half Marathon is a rolling course with one steep hill at mile two. Runner's travel along the coastline with views of the ocean and lovely homes. Many water and aid stations greet the runners through the run.

MarathonHalf Marathon5 K

CaliforniaSan Pedro

Next DateUnknown

Paso Robles Harvest Marathon, Half Marathon and 5KThe Paso Robles Harvest Marathon and Half takes runners through the rural Paso Robles wine region during harvest time. The colors of the vines and hills are stunning, the signature oak trees are majestic and the weather is perfect. The marathon is a Boston Qualifier.

Pirates Cove Trail Run 8,20,30,50K Enjoy vistas of the Pacific Coast as you climb Coastal Trail to Wolf Ridge. The 8 Km course returns to Rodeo Beach along the Miwok Trail. The 20 Km, 30 Km, and 50 Km events take a scenic tour of the spectacular Marin Headlands with views of Tiburon, San Francisco and the Golden Gate Bridge.

Redding Marathon
Point-to-point course starts at the Shasta Dam and follows gravel and paved trails along the Sacramento River. Finishes in Redding at Turtle Bay.

MarathonHalf Marathon

CaliforniaRedding

Next DateUnknown

Redwood Park Trail RunThe course travels through beautiful Joaquin Miller Park to Redwood Regional Park. Enjoy the spectacular views of the Oakland Hills and Bay Area along the way. The three longer events wind through tall redwoods on the popular French Trail and return on Golden Spike and West Ridge trails.

50 KOtherOther

CaliforniaOakland

Next DateUnknown

Relay for Jack!5k-to-Ultra distance, walk/run the trails of Vasquez Rocks Natural Area on May 28 in Agua Dulce, CA. Timed for several distances/categories, ribbons for all, trophies for winners. Registrations benefit research for the deadliest pediatric cancer, DIPG, which has had no progress in terminal prognosis for decades. Trails, multi-distance, runners, racewalkers, all ages welcome! Hosted by Jack's Angels foundation for pediatric brain tumor awareness and research. Timed start 8am, event closes at 5pm. All-day family entertainment.

River City MarathonThis USATF Certified course(& Boston Qualifier) is run on the Jedediah Smith Memorial Trail/American River Parkway from Negro Bar(Folsom) to Discovery Park(Sacramento).

MarathonHalf Marathon

CaliforniaSacramento

Next DateUnknown

RND Winter Trail Running Series Half MarathonAll start times are 8:00 am with the exception of the SJT 50K. All runners must sign in on race day before 7:30 a.m. at Bluejay Campground. Please no bikes on the course or unauthorized vehicles on any US Forest Service roads. We must comply with the US Forest Service guidelines. You may want to bring friends and family to the events, as they can cheer everyone on at the start and finish lines. Volunteers are always welcome.

Rock n Roll San Diego MarathonCertified. Starts at historic Balboa Park, passes many San Diego highlights before finishing at the Marine Corps Recruit Depot in Point Loma. Voted Best Race and Best Post-Race Party by Competitor Magazine, the Rock 'n' Roll Marathon in San Diego is a unique event that combines running with entertainment.

Rodeo Beach Trail RunEnjoy vistas of the Pacific Coast as you climb Coastal Trail to Wolf Ridge. The 8 Km course returns to Rodeo Beach along the Miwok Trail. The 20 Km, 30 Km, and 50 Km events take a scenic tour of the spectacular Marin Headlands with views of Tiburon, San Francisco and the Golden Gate Bridge.

Rose Bowl Half MarathonHalf marathon road and trail run through the Arroyo Seco. The race starts and finishes at the historic Rose Bowl Stadium in Pasadena. A 5K distance is also offered as well as a kid’s run.

Half Marathon5 K

CaliforniaPasadena

Next DateUnknown

Rucky Chuck Roundabout 50KThe course is from Foresthill following the Western States 100 course to Rucky Chucky and back to Foresthill. Race cutoff is 9 hours. Cutoff at turnaround is 4 hours.

50 K

CaliforniaForesthill

Next DateUnknown

Run 24ChallengeRun 24 Challenge is an unforgettable experience where teams of up to 12 people run & walk relay style for 24 hours to support under-served youth by fundraising for three San Diego non-profit organizations:
Reality Changers, STAR/PALS & Outdoor Outreach.
The family-friendly event will attract participants from Southern California.
The USATF course and unique event style will attract competitive runners from across the country. Participants of all ages & abilities are encouraged to participate!

Run on the SlyCome join us for the 13th Annual Run On The Sly - 50 Mile, 50K, 20 Mile& 8 Mile endurance events which take place in the Sierra Nevada foothills on private and El Dorado National Forest roads and trails. Run On The Sly serves as a benefit for El Dorado Search & Rescue teams that risk their lives to save people who get lost in the wilderness.

50 Mile50 K

CaliforniaPollock Pines

Next DateUnknown

Run the River Marathon & UltramarathonThis is the most ideal marathon or ultra-marathon course. No traffic, no cars, beautiful scenery, wildlife, and a relaxed and supportive environment! Both courses are on the American River Parkway – an area rich in diversity and wildlife which follows along the American River, which is part of the National Wild and Scenic River System.

50 K31 MilesMarathonHalf Marathon

CaliforniaGranite Bay

Next DateUnknown

Run the River Ultramarathon, Marathon and 1/2 MarathonRun the River is the ideal 1/2 marathon, marathon or ultra-marathon Point-to-Point course. This is a USATF certified marathon course and is a great course for those trying to qualify for Boston. No Traffic, No Cars, No Cutoff Times, Beautiful Scenery and a relaxed and supportive environment!

31.5 MilesMarathonHalf Marathon

CaliforniaFolsom

Next DateUnknown

Running with the Bears Marathon, Half Marathon and 10K It's August in Plumas County, bring your jacket and your bear bells! Join us for the fifth annual Running with the Bears Marathon, Half Marathon, and 10K. This event is a fundraiser for foster children in Northern California and Nevada. Visit our website to learn how your running can make a real difference.

Half Marathon

CaliforniaGreenville

Next DateUnknown

Ruth Anderson UltraThere are a total of 27 Aid Stations along the 62 miles of paved bike path. Total elevation gain is 1,450ft..

Sacramento Cowtown MarathonEssentially a loop course, this USDA choice certified route starts in William Land Park – home to the Sacramento Zoo, Fairytale Town for children, and a nifty nine-hole golf course – running through i ...(continued)

Salt PointLocated along the rugged California coastline, these trails travel through forested hills, open grasslands, pristine prairies, and pygmy forests with panoramic views of rocky coves and the Pacific Ocean.

50 K

CaliforniaJenner

Next DateUnknown

San Diego 100The course will go north on the Pacific Crest Trail for 43 miles. Runners will then follow dirt jeep roads to the 50 mile point at the Banner Store. Runners will then retrace the course finishing at Lake Morena.

100 Mile

CaliforniaEl Cajon

Next DateUnknown

San Juan Trail 30K31 miles of mostly single trail and truck road. between 3000 and 2000 ft elevation. Aid stations etc.

30 K

CaliforniaCleveland National Forest

Next DateUnknown

San Luis Obispo Marathon5th Anniversary “Small Town, Big Race” celebration weekend set for April 29 - May 1, 2016; “More Cowbell” theme for 5th edition. Starting and finishing at the landmark Madonna Inn, the event is San Luis Obispo County’s largest running festival. Registration is now open for the 5th Anniversary “Small Town, Big Race” celebration on April 29 - May 1, 2016 at http://www.slomarathon.com

Marathon

CaliforniaSan Luis Obispo

Next DateUnknown

San Luis Obispo Marathon, Half Marathon + 5KThe Fourth San Luis Obispo Marathon, Half Marathon + 5K weekend takes place April 24-26, 2015. The 5K and Children's Fun Runs takes place Saturday, April 25 at the Madonna Inn. The Marathon and Half Marathon take place Sunday, April 26. Registration closes April 11, 2014.

Santa Barbara International Marathon and Half MarathonThe Santa Barbara International Marathon and Half Marathon offers an exceptionally scenic, fresh course with uniquely Californian vistas of mountains and sea. Elite and casual runners alike will appreciate an optimal mix of flat, rolling and downhill segments, with only one major half-mile climb before a two-mile descent to the Pacific Ocean. The course winds through Santa Barbara’s picturesque semi-rural suburbs and finishes in the heart of one of the West’s most charming resort towns, treating participants to a quintessentially coastal Californian race experience. Boston Marathon Qualifier.

Santa Clarita MarathonThe Santa Clarita Marathon, which is an official qualifying race for the Boston Marathon, will test the physical boundaries of the human body on Sunday, November 3, 2013. All races will begin at 7:00 ...(continued)

MarathonHalf Marathon

CaliforniaSanta Clarita

Next DateUnknown

Santa Cruz Half MarathonThe Santa Cruz Half Marathon consists of a 13.1-mile run/walk along scenic West Cliff Drive past breathtaking vistas of the Pacific coastline. Runners then pass through the surrounding neighborhoods and make their way west along a paved path through strawberry fields, past historic farm buildings to Wilder Ranch Sate Park ...

Half Marathon10 K

CaliforniaSanta Cruz

Next DateUnknown

Seacliff Beach Trail RunStart at scenic Seacliff State Beach and travel to The Forest of Nisene Marks State Park. After a tranquil tour of the forest, return to Seacliff for a spectacular finish and post-run picnic.

50 K

CaliforniaAptos

Next DateUnknown

Shadow of the Giants 50KScenic historic trails through the Sierra National Forest. The run takes you past 3000 year old Giant Sequoias in the famous Nelder Grove. The Fun Run loop is actually 11K, but who's counting? Elevation is 5,000 - 6,500 ft. Time limit 8 hours. Pets are not allowed on the trail, so please leave your doggies at home!

Skyline Ridge Trail Runs 14K, 23K, 37K, 50K The course is within the Skyline Ridge, Long Ridge, and Russian Ridge Open Space Preserves. The majority of the course is along the Bay Area Ridge Trail with spectacular views of the Pacific Ocean and Santa Cruz Mountains. You will travel across expansive meadows, through dense forests, and around quiet Horseshoe Lake and Alpine Pond.

SLO Ultra @ Wild Cherry CanyonDon't be fooled by our sexy logo or live bluegrass music, fresh hometown BBQ, ice cold beer and The North Face race swag. This race will take you over wild undiscovered territories along the majestic California coastline where it's rough, it's rugged, and it's dirty. In private Wild Cherry Canyon you will have to dig deep to earn that sweet medal and hot cherry pie.

50 MileMarathonHalf Marathon5 K

CaliforniaSan Luis Obispo

Next DateUnknown

Spooners Cove Trail RunEnjoy views of rugged cliffs, sandy beaches and vast expanse of the ocean at the "Mountain of Gold".

50 K25 K7 Miles5 Miles

CaliforniaLos Osos

Next DateUnknown

Stevens Creek 50KA mix of single-track and fireroad, covered woods and open hillsides. Two crossings of Stevens Creek; depending on rain in the days before the event, one will probably require getting wet. Course drai ...(continued)

50 K

CaliforniaSanta Cruz

Next DateUnknown

Stinson BeachThese hilly, scenic courses travel from the ocean at Stinson Beach. All events head east up the Dipsea trail with excellent views of the Pacific Ocean.

50 K30 K20 K12 K

CaliforniaStinson Beach

Next DateUnknown

Stinson Beach MarathonJOIN US ON MT. TAMALPAIS!
Mt. Tamalpais is a treasure trove of pristine trails. We've put together the best singletrack the mountain has to offer for some of the most beautiful mileage you'll ever run. At least we think so. Sign up, and see if you agree! Limited to 300 entrants.

Tamalpa Headlands 50KMarin County's most famous trails - Coastal, Miwok, Steep Ravine and the Dipsea - provide the spectacular setting for this classic, single-loop race. Founded in 1998, this event has the full backing o ...(continued)

50 K

CaliforniaMuir Beach

Next DateUnknown

Test MarathonThis is the first ever running of the test event. Come join us for a quick 10K or do the full marathon through the Saddleback Mountains.

Marathon

CaliforniaSan Juan Capistrano

Next DateUnknown

The Chimera 100 MilesThe Chimera 100 Mile races follow single tracks and truck trails in the Cleveland National Forest.

100 Mile100 K

CaliforniaBlue Jay Campground

Next DateUnknown

The Napa Valley Stomp Trail RunThe run is named after the olde-world style grape stomp for which Vintners prepared the harvested grapes for processing. Following the race you can visit all the famous Vineyards of Napa.The course will be mostly single-track with some double-track trails.

Half Marathon10 K5 K

CaliforniaNapa

Next DateUnknown

The North Face Endurance Challenge - San FranciscoSituated in the visually stunning Marin Headlands just north of the city, The North Face® Endurance Challenge Championship course has surprised runners with both its scenery and amount of elevation ch ...(continued)

The Oral-B Glide Floss Bridge To bridge Run and ExpoSunday, October 6th at 9:00am
The 37th Annual Glide Floss Bridge to Bridge walk/run benefiting Special Olympics of Northern California. This year due to construction the Bridge to Bridge will end ...(continued)

CaliforniaSan Francisco

Next DateUnknown

The Overlook RunThe 50km is (2 loops) the first loop from the Auburn Overlook, down the Western States trail--across No hands bridge--up to Cool and back on the Cool trails--down the Coffer Dam and back up the trail and ditches--back to the Overlook. The second loop for the 50km is going from the Start from the Overlook, down the W.S. trail to No Hands Bridge --take the trail under the bridge - and run the Clementine Loop--back to No Hands bridge --back up the W.S. trail to the finish. The 25km. is one loop.

The Western States 100The Western States Endurance Run is one of the oldest ultra trail events in the world and certainly one of the most challenging.

100 Mile

CaliforniaAuburn

Next DateUnknown

Tough As Granite 1/2 Marathon,10k and 5k Trail RunThe course features rolling and twisting hills on mainly single- and double- track trails. We have distances that match all levels of athletes. The 5k trail run is ideal for first-time trail runners, the 10k is great for intermediate and advanced runners, and the ½ marathon will be a scenic and challenging course. Trail terrain may include sand, roots, rocks and mud.

Half Marathon10 K5 K

CaliforniaGranite Bay

Next DateUnknown

Trinidad to Clam Beach Run The Half Marathon starting line is on Patrick's Point Drive slightly south of the 101 Freeway exit. The course enters Patrick's Point State Park, with wooded and ocean vistas. Exiting the Park, the course follows Patrick's Point Drive, along ocean bluffs with breath-taking views of the Pacific Ocean. Sea Lions can be heard barking on the rugged sea stacks.

Way Too Cool 50KThe Way Too Cool 50K starts and finishes in Cool, CA. Most popular 50K trail run in the U.S. Scenic course along the Middle Fork of the American River Canyon using past and present sections of the Western States 100 course. 97% dirt trails and roads. Ideal course for the first-time ultrarunner with a finishing percentage averaging 95%.

50 K

CaliforniaCool

Next DateUnknown

Weaver Basin TrailLoaded with historic trails, the Weaver Basin 50K trail ultra-marathon offers a challenging course of mostly single-track with only 200 yards of pavement, less than 5 miles of dirt road, and over 4,00 ...(continued)

Wild Wild West Marathon and UltraLoop; rugged course along trails and dirt roads in the Sierra Foothills below Mt. Whitney.
Includes a marathon & 50K, 10 mile loop, and 3 mile out and back fun run. Aid stations every three miles.

50 KMarathon

CaliforniaLone Pine

Next DateUnknown

Wilder Ranch Trail RunWilder Ranch State Park has over 34 miles of hiking, biking and equestrian trails winding through coastal terraces and valleys. Several restored buildings once belonging to the Wilder family are prese ...(continued)

50 K35 KHalf Marathon10 K

CaliforniaSanta Cruz

Next DateUnknown

Woodside Ramble - SpringThe 5-8 miles between aid stations will fly by as runners enjoy the beautiful trails shaded by towering 2nd and 3rd generation redwoods. The diverse course is linked together With Bear Gulch, Skyline ...(continued)

50 K35 KHalf Marathon10 K

CaliforniaRedwood City

Next DateUnknown

Woodside Ramble 50kThe 5-8 miles between aid stations will fly by as runners enjoy the beautiful trails shaded by towering 2nd and 3rd generation redwoods. The diverse course is linked together With Bear Gulch, Skyline ...(continued)